code: def per_batch_transform(self, batch: Any) -> Any:
      # converts logits into greedy transcription
      pred_ids = torch.argmax(batch, dim=-1)
      return self._tokenizer.batch_decode(pred_ids)
  
file_path: lightning-flash/src/flash/audio/speech_recognition/output_transform.py
imports: from typing import Any
  import torch
  from flash.core.data.io.output_transform import OutputTransform
  from flash.core.utilities.imports import _TOPIC_AUDIO_AVAILABLE, requires
label_desc: Use image node_id 2 for calling the SpeechRecognitionOutputTransform obj's underlying member method code with example usage: obj.per_batch_transform(batch) and returns: self